CN205377175U - Strain clamp insulating boot - Google Patents

Abstract

The utility model relates to an insulating cover for strain-resistant clamps, which belongs to the technical field of power grid safety facilities. Including first and second insulating covers, features: the first and second insulating covers are arranged facing each other and form a tension clamp cavity between them, the first and second insulating covers are in the height direction The upper part is connected to each other along the length direction to form a whole, and the lower part in the height direction forms an insulating cover opening. The first insulating cover extends in the length direction with a first hanging board cover, and the second insulating cover extends in the length direction There is a second hanging plate cover extending from the top, the first and second hanging plate covers are arranged facing each other, and a hanging plate cavity for accommodating parallel hanging plates is formed between them, and the hanging plate cavity is connected with the tension wire The clamp cavity is connected. Increase the protective area of the cover to protect the parallel hanging boards; improve waterproof performance; adapt to the use of different sizes of strain clamps and parallel hanging boards; ensure that the insulating cover can discharge the accumulated water in time when it is installed in reverse.

Description

Tension clamp insulation cover

technical field

The utility model belongs to the technical field of power grid safety facilities, and in particular relates to a strain-resistant clamp insulation cover.

Background technique

Electricity has become an indispensable part of people's daily life, and electricity is transmitted through power grids distributed in every corner of cities and towns. However, due to the influence of factors such as wet flashover, pollution flashover, salt spray or chemical gas corrosion, human touch, small animals or sundries, interphase short circuit or grounding, resulting in power outages in some areas, damage to electrical equipment and electric shock accidents, etc. As a result, serious economic losses and adverse social impacts are caused. Therefore, how to ensure the personal safety of live workers under the premise of ensuring the safety of the power grid is a particularly important project, especially in the transformation of insulated lines and various exposed joints and life. In the protection work of the exposed wires in the community, the tension clamp is used as a fixed wire to bear the tension of the wire, and the wire is hung to the metal fittings on the tower. It is very necessary to protect the insulation cover. The tension clamp is generally connected to the tower by parallel hanging plates. connection, and the existing insulating cover cannot protect the parallel hanging plates.

In the prior art, such as a "tension clamp shielding cover" published by the Chinese utility model patent authorization announcement number CN202333625U, it fixes the first shielding part and the second shielding part through a connecting structure, which not only cannot solve the above-mentioned parallel hanging board The protection problem also has the problem of poor waterproofness; and for example, "a kind of strain-resistant clamp insulation shield" introduced by the Chinese invention patent application publication number CN103474901A is composed of two parts, an insulation sheath and an insulation cover buckle. The buckle of the insulation cover saves the installation cost of the insulation cover and has a certain degree of waterproofness, but it still cannot meet the requirements of the State Grid for the relevant standards of safety facilities.

In view of the above prior art, it is necessary to reasonably improve the structure of the existing strain clamp insulation cover. For this reason, the applicant has made a beneficial design, and the technical solution to be introduced below is produced under this background.

Contents of the invention

The purpose of this utility model is to provide a strain-resistant clamp insulation cover, which helps to improve the cover structure so as to increase the protective area of the cover to realize the protection of parallel hanging boards; it is beneficial to optimize the connection edge structure so as to improve waterproof Performance; it has drainage holes to ensure that the insulation cover can discharge the accumulated water in time when it is installed in reverse.

The purpose of this utility model is achieved in this way, a tension clamp insulation cover, including a first insulation cover and a second insulation cover, characterized in that: the first insulation cover and the second insulation cover The two insulating covers face each other and form a tension clamp cavity between them. The first insulating cover and the second insulating cover are connected to each other in the upper part of the height direction and along the length direction to form a whole. An insulating cover opening is formed at the lower part in the height direction, the first insulating cover extends in the length direction with a first hanging plate cover, and the second insulating cover extends in the length direction with a second hanging plate The cover body, the first hanging board cover and the second hanging board cover are arranged facing each other, and a hanging board cavity for accommodating parallel hanging boards is formed between them, and the hanging board cavity and The cavity of the tension clamp is connected.

In a specific embodiment of the present utility model, the first insulating cover has a circle of first connecting edges at the lower peripheral edge in the height direction, and the lower peripheral edge of the second insulating cover in the height direction There is a circle of second connecting edges at the edge, the second connecting edges correspond to the first connecting edges, on the side of the first connecting edges facing the second connecting edges and surrounding the second connecting edges A circle of waterproof flange protrudes from the edge, and a waterproof groove fitted with the waterproof flange is opened on the side of the second connecting edge facing the first connecting edge and surrounding the edge of the first connecting edge.

In another specific embodiment of the present utility model, a first connection hole and a second connection hole for fixing are separated from each other on the first connection side and the second connection side, and the first connection hole The number of holes is the same as that of the second connecting holes and the positions correspond to each other, so as to fix the opening of the insulating cover.

In yet another specific embodiment of the present utility model, a drain hole is formed on the upper part of the first insulating cover and the second insulating cover in the height direction and at the joint of the two, and the drain hole is equipped with With airtight cover.

In yet another specific embodiment of the present utility model, the first insulating cover and/or the second insulating cover and the first hanging board cover and/or the second hanging board cover are located on one side facing outward. Each protrusion on the side surface has a relief boss, and the relief boss is used to increase the depth of the hanging plate cavity and the tension clamp cavity, so as to adapt to different sizes of tension clamps and parallel hanging plates.

In a further specific embodiment of the present utility model, the first insulating cover body, the second insulating cover body, the first hanging board cover body and the second hanging board cover body are integrally molded by silicon rubber.

The utility model has beneficial effects after adopting the above-mentioned structure: firstly, since the first hanging board cover and the second hanging board cover are respectively extended on the first insulating cover and the second insulating cover, and 1. A hanging plate cavity capable of accommodating parallel hanging plates is formed between the second hanging plate cover, so the insulation cover can cover the tension clamp and the parallel hanging plates together, realizing real line insulation and eliminating electrical Personal safety accidents caused by exposed contacts; secondly, because there are waterproof flanges and waterproof grooves that fit each other on the edge of the opening of the insulating cover, the sealing of the opening is improved, and the waterproofness of the insulating cover is greatly improved; thirdly , since the first and/or second insulation cover and the first and/or second pegboard cover are provided with a relief boss, the pegboard cavity and the tension clamp cavity can be increased by the relief boss The depth of the body is adapted to the use of different sizes of strain clamps and parallel hanging plates; fourth, due to the installation of drainage holes on the insulation cover, when the insulation cover is installed in reverse and the opening end of the insulation cover faces upward, The water entering the cavity of the insulating cover can be discharged in time to greatly improve the use safety of the insulating cover.

Description of drawings

Fig. 1 is a three-dimensional structural schematic diagram of an embodiment of the utility model.

FIG. 2 is a schematic perspective view of the three-dimensional structure of the embodiment in FIG. 1 in another direction.

Fig. 3 is an internal side view of the first insulating cover of the present invention.

Fig. 4 is an internal side view of the second insulating cover of the present invention.

In the figure: 1. The first insulating cover body, 11. The first hanging board cover body, 12. The first connecting edge, 121. The waterproof flange, 122. The first connecting hole; 2. The second insulating cover body, 21. The second hanging board cover body, 22. the second connecting edge, 221. the waterproof groove, 222. the second connecting hole; 3. the tension clamp cavity, 31. the opening of the insulating cover; 4. the hanging board cavity; 5. Drain hole; 6. sealing cover; 7. give way boss.

detailed description

The applicant will describe in detail the specific implementation of the present invention below in conjunction with the accompanying drawings, but the applicant's description of the embodiments is not a restriction on the technical solution, and any changes based on the concept of the present invention in form rather than in substance should be regarded as Protection scope of the present utility model.

Please refer to Fig. 1, Fig. 2, Fig. 3 and Fig. 4. The utility model relates to an insulating cover for tension clamps, including a first insulating cover 1 and a second insulating cover 2. The first insulating cover 1 and the second insulation cover 2 are arranged facing each other and a tension clamp cavity 3 is formed between them. The first insulation cover 1 and the second insulation cover 2 are at the upper part of the height direction and They are connected to each other along the length direction to form a whole, and an insulating cover opening 31 is formed at the lower part of the height direction. The first insulating cover body 1 is extended with a first hanging board cover body 11 in the length direction, and the second insulating cover body 11 is extended in the length direction. The insulating cover body 2 has a second hanging board cover body 21 extending in the length direction, the first hanging board cover body 11 and the second hanging board cover body 21 are arranged facing each other and a useful The hanging board cavity 4 for accommodating parallel hanging boards communicates with the tension clamp cavity 3 described above.

Further, the first insulating cover 1 has a circle of first connecting edges 12 at the lower peripheral edge in the height direction, and the second insulating cover 2 has a circle of first connecting edges 12 at the lower peripheral edge in the height direction. Two connecting sides 22, the second connecting side 22 corresponds to the first connecting side 12, on the side of the first connecting side 12 facing the second connecting side 22 and surrounding the second connecting side 22 There is a circle of waterproof flange 121 protruding from the edge. On the side of the second connecting edge 22 facing the first connecting edge 12 and surrounding the edge of the first connecting edge 12, there is a water-proof flange 121 that fits. Waterproof groove 221. What needs to be explained here is that the above-mentioned reversing of the positions of the waterproof flange and the waterproof groove also belongs to the scope of protection involved in this technical solution.

Further, first connection holes 122 and second connection holes 222 for fixing are spaced apart from the first connection side 12 and the second connection side 22 respectively, and the number of the first connection holes 122 is the same as the number of the first connection holes 122. The number of the second connecting holes 222 is the same and the positions are corresponding, so as to fix the opening 31 of the insulating cover.

Further, the upper part of the height direction of the first insulating cover body 1 and the second insulating cover body 2 forms a drainage hole 5 at the connection between the two. The position of the drainage hole 5 is not subject to any restrictions. In the embodiment, the drain hole 5 is located at one end away from the first hanging board cover body 11 and the second hanging board cover body 21 , and a sealing cover 6 is arranged on the drain hole 5 . When drainage is required, the sealing cover 6 only needs to be opened, and the operation is very convenient.

Further, the first insulating cover body 1 and/or the second insulating cover body 2 and the first hanging board cover body 11 and/or the second hanging board cover body 12 each protrude from the side facing outward. The relief boss 7 is used to increase the depth of the hanging plate cavity 4 and the tension clamp cavity 3, so as to adapt to different sizes of tension clamps and parallel hanging plates. The size and shape of the step-off boss 7 are not subject to any restrictions. In this embodiment, the shape of the step-off boss 7 on the first hanging board cover 11 and the second hanging board cover 12 is shown as a cylinder The shape of the relief boss 7 on the first insulating cover 1 is shown as a rectangle.

Further, the materials of the first insulating cover body 1, the second insulating cover body 2, the first hanging board cover body 11 and the second hanging board cover body 12 are not subject to any restrictions, and silicon is preferably used in this embodiment. Rubber one-piece molding.

Claims (6)

1. An insulating cover for tension clamps, comprising a first insulating cover (1) and a second insulating cover (2), characterized in that: the first insulating cover (1) and the second insulating cover (1) The two insulating covers (2) are arranged facing each other and form a tension clamp cavity (3) between them. The first insulating cover (1) and the second insulating cover (2) are arranged in the height direction. The upper part is connected to each other along the length direction to form an integral body, and an insulating cover opening (31) is formed at the lower part in the height direction. The first insulating cover (1) extends in the length direction with a first hanging board cover ( 11), the second insulating cover (2) has a second hanging board cover (21) extending in the length direction, the first hanging board cover (11) and the second hanging board The cover bodies (21) are arranged facing each other and form a hanging board cavity (4) for accommodating parallel hanging boards in the middle of the two. ) connected. 2. The strain clamp insulating cover according to claim 1, characterized in that the first insulating cover (1) has a circle of first connecting edges (12) at the lower peripheral edge in the height direction, so that The second insulating cover (2) has a circle of second connecting edges (22) at the lower peripheral edge in the height direction, and the second connecting edges (22) and the first connecting edges (12) Correspondingly, on the side of the first connecting edge (12) towards the second connecting edge (22) and around the edge of the second connecting edge (22), there is a circle of waterproof flange (121). (22) On the side facing the first connecting edge (12) and surrounding the edge of the first connecting edge (12), a waterproof groove (221) fitted with the waterproof flange (121) is opened. 3. The strain-resistant clamp insulation cover according to claim 2, characterized in that the first connection holes ( 122) and the second connection hole (222), the number of the first connection hole (122) is the same as the number of the second connection hole (222) and the position is corresponding, in order to fix the insulating cover opening (31 ). 4. The insulation cover of tension clamp according to claim 1, characterized in that the upper parts of the first insulation cover (1) and the second insulation cover (2) in the height direction are connected to each other A drainage hole (5) is formed at the place, and a sealing cover (6) is arranged on the drainage hole (5). 5. The strain clamp insulation cover according to claim 1, characterized in that the first insulation cover (1) and/or the second insulation cover (2) and the first hanging board cover (11 ) and/or the second hanging board cover (21) each protrudes with a relief boss (7) on the side facing outward, and the said relief boss (7) is used to increase the hanging board cavity ( 4) and the depth of the tension clamp cavity (3), to adapt to different sizes of tension clamps and parallel hanging plates. 6. The strain clamp insulation cover according to claim 1, characterized in that the first insulation cover (1), the second insulation cover (2) and the first hanging board cover (11), The second hanging plate cover body (21) is integrally molded by silicone rubber .